CN218194560U

CN218194560U - Over-and-under type frock clamp that polishes

Info

Publication number: CN218194560U
Application number: CN202222503759.4U
Authority: CN
Inventors: 郑文龙; 刘正龙; 梁松
Original assignee: Chengdu High-Tech Zone Zhengtong Special Material Factory
Current assignee: Chengdu High-Tech Zone Zhengtong Special Material Factory
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-03
Anticipated expiration: 2032-09-21

Abstract

The utility model relates to a frock clamp field of polishing to an over-and-under type frock clamp of polishing is disclosed, including unable adjustment base and the lift grip slipper of setting on unable adjustment base, the lift grip slipper removes along unable adjustment base's direction of height, and the middle part of lift grip slipper is provided with the boss, is provided with a plurality of grip slipper around the boss on the lift grip slipper, and the grip slipper uses the boss to slide as the centre of a circle, and it is provided with the connecting rod to slide on the grip slipper, and the connecting rod is close to or keeps away from the horizontal slip of boss, and the one end detachable that the connecting rod is close to the boss is provided with the grip block. The grinding device has the advantages that the grinding device has the moving freedom degree in the height direction, the moving precision is high, the grinding precision of parts is indirectly improved, meanwhile, the relative height position between the parts and the clamping plate can be adjusted, the clamping plate is located below the upper surface of the parts to be clamped, the clamping plate is guaranteed not to interfere with the clamping plate in the grinding process, and the upper surface and the edge of the parts can be completely ground.

Description

Over-and-under type frock clamp that polishes

Technical Field

The utility model relates to a frock clamp field of polishing specifically is an over-and-under type frock clamp of polishing.

Background

The shape and the roughness of change part surface are polished through the surface to the part, in some small-size factory processing, adopt the polisher to polish the part surface more, the polisher is polished through the removal of cylinder drive polishing head, because the single stroke of cylinder is great, lead to its precision of polishing lower, make the part precision that small-size factory can process lower, and adopt the higher instrument of precision to lead to the input cost of equipment great, mismatch with the order profit, secondly, frock clamp on this polisher is when the part that the grip block height is less than in centre gripping thickness, frock clamp's grip block part is located the top of part, lead to polishing head to produce when polishing the border position of part and interfere with the grip block easily, make this frock clamp's clamping range receive great restriction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, a over-and-under type frock clamp that polishes is provided, has direction of height's removal degree of freedom, and it removes the precision higher to indirectly improved the precision of polishing of part, but the relative altitude position between adjustable part and the grip block simultaneously makes the grip block be located the below of part upper surface and carries out the centre gripping, guarantees can not produce with the grip block and interfere at the in-process of polishing, can polish to the upper surface and the edge of part completely.

The purpose of the utility model is realized through the following technical scheme: the utility model provides an over-and-under type frock clamp that polishes, includes unable adjustment base and the lift grip slipper of setting on unable adjustment base, the lift grip slipper along unable adjustment base's direction of height removes, the middle part of lift grip slipper is provided with the boss, center on the lift grip slipper the boss is provided with a plurality of grip slipper, the grip slipper with the boss slides as the centre of a circle, it is provided with the connecting rod to slide on the grip slipper, the connecting rod is close to or keeps away from boss horizontal slip, the connecting rod is close to the one end detachable of boss is provided with the grip block.

Adopt above-mentioned technical scheme's effect does, the part is placed and is polished on the boss, carry out the centre gripping to the part through a plurality of grip blocks, the grip block can correspond the change according to the thickness size of part, make the grip block be located the below of part upper surface and carry out the centre gripping, guarantee can not produce with the grip block and interfere at the in-process of polishing, can polish the upper surface and the edge of part completely, and simultaneously, the grip slipper can slide around the boss, change the position of grip block according to the external dimension of part, the position that makes the grip block can look for the preferred carries out the centre gripping to the part, the centre gripping effect has been improved, guarantee can not appear the condition that the skew skidded at the in-process of polishing.

Furthermore, the top of unable adjustment base has seted up the spout along self direction of height, the vertical lead screw that is provided with in the spout, the lead screw with unable adjustment base rotates to be connected, it is provided with the support column to slide in the spout, the support column with lead screw threaded connection, the support column is kept away from unable adjustment base's one end with the lift centre gripping platform is connected.

The effect of adopting above-mentioned technical scheme is, realizes the high lift of lift centre gripping platform through the mode of screw drive pair, and screw drive pair has higher transmission precision, can compensate the removal precision of head of polishing to the precision of polishing of part has been improved indirectly.

Furthermore, a driving cavity is arranged in the fixed base and located below the sliding groove, a worm wheel is rotatably arranged in the driving cavity, one end of the lead screw penetrates into the driving cavity and is connected with the worm wheel, the worm wheel is meshed with a worm, the worm is rotatably connected with the fixed base through a bearing, a motor is arranged on the side wall of the fixed base, and an output shaft of the motor is in transmission connection with one end of the worm.

The effect of adopting above-mentioned technical scheme is that, drive the worm by the motor and rotate, drive the lead screw through the meshing of worm and worm wheel and rotate, adopt the drive mode of worm gear can realize the lift auto-lock of lift clamping table, the effectual lift position of stabilizing the lift clamping table.

Further, the cross sectional shape of spout is the rectangle, the support column include cuboid and screw thread post, the cuboid with spout slip adaptation, the top of cuboid is fixed with the screw thread post, the lift centre gripping platform with screw thread post threaded connection.

Adopt above-mentioned technical scheme's effect to do, the rotational degree of freedom of adaptation restriction support column through cuboid and spout makes the support column only along the axial displacement of lead screw, realizes driving the oscilaltion of lift centre gripping platform.

Furthermore, a connecting column is fixed in the middle of the lifting clamping table, the boss is in threaded connection with the connecting column, and the bottom of the boss is in contact with the top of the lifting clamping table.

The effect that adopts above-mentioned technical scheme does, and the boss is used for setting up the part is unsettled, establishes the boss as removable, is convenient for install suitable boss according to the size of processing the part, makes the size of boss be less than the size of part, can not produce the boss when guaranteeing the grip block centre gripping part and interfere.

Furthermore, a first annular groove is formed in the top of the lifting clamping table, a sliding block is arranged in the first annular groove in a sliding mode, the top surface of the sliding block is flush with the top surface of the lifting clamping table, and the clamping seat is connected with the sliding block.

The effect of adopting above-mentioned technical scheme does, leads to the moving direction of grip slipper through setting up of first ring channel, makes the grip slipper use the centre of a circle of boss to do circular motion.

Furthermore, a wing plate is fixed on the side wall of the clamping seat, a fastening bolt is connected to the wing plate in a threaded manner, and the fastening bolt penetrates into the first annular groove to be abutted against the fixed base.

Adopt above-mentioned technical scheme's effect to do, support the grip slipper tightly on lift centre gripping platform through supporting tight bolt, avoid its removal to influence the processing of part.

Further, a cylinder is horizontally arranged on the clamping seat, and a telescopic shaft of the cylinder is connected with one end, far away from the clamping plate, of the connecting rod.

Adopt above-mentioned technical scheme's effect to do, drive the grip block through the cylinder and carry out the centre gripping to the part, the cylinder has stronger effort, can guarantee the required clamping strength of part.

The beneficial effects of the utility model are that:

1. the part is placed and is polished on the boss, carry out the centre gripping to the part through a plurality of grip blocks, the grip block can correspond the change according to the thickness size of part, make the grip block be located the below of part upper surface and carry out the centre gripping, guarantee can not produce with the grip block at the in-process of polishing and interfere, can polish to the upper surface and the edge of part completely, and simultaneously, the grip slipper can slide around the boss, change the position of grip block according to the external dimension of part, the position that makes the grip block can look for the preferred carries out the centre gripping to the part, the clamping effect is improved, guarantee can not appear the condition that the skew skidded at the in-process of polishing.

2. The lifting clamping table is driven to lift through the screw transmission pair, the screw transmission has high lifting precision, the grinding of the parts with high precision can be achieved through the cooperation of the grinding machine, the grinding precision of the parts is indirectly improved, the improvement cost is low, the grinding machine with high precision does not need to be configured, and the processing requirement of a small-sized factory is met.

Drawings

Fig. 1 is a perspective view of an elevation type polishing tool clamp of the utility model;

fig. 2 is a schematic view of the internal structure of the lifting type polishing tool clamp of the present invention;

fig. 3 is a top view of the lifting type polishing tool clamp of the present invention;

fig. 4 is a front view of the lifting type polishing tool clamp of the present invention;

in the figure, 1-a fixed base, 2-a lifting clamping table, 3-a clamping seat, 4-a connecting rod, 5-a clamping plate, 6-a sliding chute, 7-a lead screw, 8-a boss, 9-a supporting column, 10-a driving cavity, 11-a worm wheel, 12-a worm, 13-a motor, 14-a cuboid, 15-a threaded column, 16-a connecting column, 17-a first annular groove, 19-a wing plate, 20-a tightening bolt and 21-an air cylinder.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

As shown in fig. 1 to 4, a lifting type polishing tool fixture comprises a fixed base 1 and a lifting clamping table 2 arranged on the fixed base 1, wherein the lifting clamping table 2 moves along the height direction of the fixed base 1, a boss 8 is arranged in the middle of the lifting clamping table 2, a plurality of clamping seats 3 are arranged on the lifting clamping table 2 around the boss 8, the clamping seats 3 slide by taking the boss 8 as the center of a circle, a connecting rod 4 is arranged on each clamping seat 3 in a sliding manner, the connecting rod 4 horizontally slides close to or far away from the boss 8, a clamping plate 5 is detachably arranged at one end of the connecting rod 4 close to the boss 8, the clamping plate 5 is installed on the connecting rod 4 in a threaded connection manner, a part is placed on the boss 8 for polishing, the part is clamped by the plurality of clamping plates 5, the clamping plate 5 can be correspondingly replaced according to the thickness dimension of the part, the clamping plate 5 is positioned below the upper surface of the part for clamping, the clamping plate 5 is ensured not to interfere with the clamping plate 5 in the polishing process, the upper surface and the clamping plate 3 can completely polish the upper surface and the clamping plate can not slip in the grinding process, and the clamping plate can be changed according to the appearance dimension of the size of the part, so as to ensure that the clamping plate can not to slip in the grinding process of the clamping plate, and the clamping plate can improve the better condition of the clamping plate, and the clamping plate can be shifted in the grinding process of the clamping plate, and the clamping plate can be shifted to improve the better condition of the clamping plate; preferably, the cylinder 21 is horizontally arranged on the clamping base 3, the telescopic shaft of the cylinder 21 is connected with one end, far away from the clamping plate 5, of the connecting rod 4, the clamping plate 5 is driven to clamp the part through the telescopic movement of the cylinder 21, the cylinder 21 has strong acting force, and the clamping strength required by the part can be guaranteed.

In some embodiments, as shown in fig. 2, a chute 6 is formed in the top of the fixing base 1 along the height direction of the fixing base, a lead screw 7 is vertically arranged in the chute 6, the lead screw 7 is rotatably connected with the fixing base 1, a support pillar 9 is slidably arranged in the chute 6, the support pillar 9 is in threaded connection with the lead screw 7, one end of the support pillar 9, which is far away from the fixing base 1, is connected with the lifting clamping table 2, a driving cavity 10 is arranged in the fixing base 1, the driving cavity 10 is located below the chute 6, a worm wheel 11 is rotatably arranged in the driving cavity 10, one end of the lead screw 7 penetrates into the driving cavity 10 and is connected with the worm wheel 11, the worm wheel 11 is meshed with a worm 12, the worm 12 is rotatably connected with the fixing base 1 through a bearing, a motor 13 is arranged on the side wall of the fixing base 1, an output shaft of the motor 13 is in transmission connection with one end of the worm 12, the cross-section shape of the chute 6 is rectangular, the support pillar 9 comprises a cuboid 14 and a threaded pillar 15, the cuboid 14, the cuboid 6 is in sliding fit with the chute 6, the cuboid 14, a threaded pillar 15 is fixed at the top, the lifting clamping table 2 is in threaded pillar 15 in threaded connection with the threaded pillar 15, the motor 13 drives the worm 12 to rotate, the worm 12 and the cuboid 7 rotates, the cuboid 7 and the cuboid 11 to drive the cuboid 6 to drive the cuboid to drive the lifting clamping table to rotate, the lifting clamping table to rotate along the lifting clamping table to drive the lifting clamping table to rotate along the axial direction, and only to drive the lifting table 9, the lifting table to rotate along the axial direction of the lifting table 9; the lifting clamping table 2 is driven to lift through the screw transmission pair, the screw transmission has high lifting precision, the grinding of the parts with high precision can be achieved through the cooperation of the grinding machine, the grinding precision of the parts is indirectly improved, the improvement cost is low, the grinding machine with high precision does not need to be configured, and the processing requirement of a small-sized factory is met.

In some embodiments, as shown in fig. 2, a connecting column 16 is fixed in the middle of the lifting clamping table 2, the boss 8 is screwed on the connecting column 16, the bottom of the boss 8 is in contact with the top of the lifting clamping table 2, the boss 8 is used for suspending a part, the boss 8 is detachable, so that the boss 8 can be conveniently installed according to the size of the processed part, the size of the boss 8 is smaller than that of the part, and the boss 8 is prevented from interfering when the clamping plate 5 clamps the part.

In some embodiments, as shown in fig. 3, a first annular groove 17 is formed in the top of the lifting clamping table 2, a slider is slidably disposed in the first annular groove 17, the top surface of the slider is flush with the top surface of the lifting clamping table 2, the clamping seat 3 is connected to the slider, the moving direction of the clamping seat 3 is guided by the arrangement of the first annular groove 17, so that the clamping seat 3 performs circular motion with the center of a boss, a wing plate 19 is fixed to the side wall of the clamping seat 3, a fastening bolt 20 is connected to the wing plate 19 through a thread, the fastening bolt 20 penetrates into the first annular groove 17 to abut against the fixed base 1, when the clamping seat 3 needs to be moved, the fastening bolt 20 is loosened, so that the clamping seat 3 can move along the direction of the first annular groove 17, and after the clamping seat 3 is moved to a designated position, the fastening bolt 20 is tightened, and the position of the clamping seat 3 is stabilized.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; and as will be appreciated by those skilled in the art, the benefits of the present invention are only better than those of the current embodiments of the prior art under certain circumstances, rather than being directed to the best use in the industry.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides an over-and-under type frock clamp that polishes, its characterized in that includes unable adjustment base (1) and lift grip slipper (2) of setting on unable adjustment base (1), lift grip slipper (2) along the direction of height of unable adjustment base (1) removes, the middle part of lift grip slipper (2) is provided with boss (8), center on lift grip slipper (2) boss (8) are provided with a plurality of grip slipper (3), grip slipper (3) with boss (8) slide as the centre of a circle, it is provided with connecting rod (4) to slide on grip slipper (3), connecting rod (4) are close to or keep away from boss (8) horizontal slip, connecting rod (4) are close to the one end detachable of boss (8) is provided with grip block (5).

2. The lifting type grinding tool fixture as claimed in claim 1, wherein a sliding groove (6) is formed in the top of the fixed base (1) along the height direction of the fixed base, a lead screw (7) is vertically arranged in the sliding groove (6), the lead screw (7) is rotatably connected with the fixed base (1), a supporting column (9) is arranged in the sliding groove (6) in a sliding manner, the supporting column (9) is in threaded connection with the lead screw (7), and one end, far away from the fixed base (1), of the supporting column (9) is connected with the lifting clamping table (2).

3. The lifting type grinding tool fixture according to claim 2, characterized in that a driving cavity (10) is arranged in the fixed base (1), the driving cavity (10) is located below the sliding groove (6), a worm wheel (11) is rotatably arranged in the driving cavity (10), one end of the lead screw (7) penetrates into the driving cavity (10) and is connected with the worm wheel (11), the worm wheel (11) is meshed with a worm (12), the worm (12) is rotatably connected with the fixed base (1) through a bearing, a motor (13) is arranged on the side wall of the fixed base (1), and an output shaft of the motor (13) is in transmission connection with one end of the worm (12).

4. The lifting type grinding tool clamp as claimed in claim 3, wherein the cross section of the chute (6) is rectangular, the support column (9) comprises a cuboid (14) and a threaded column (15), the cuboid (14) is in sliding fit with the chute (6), the threaded column (15) is fixed to the top of the cuboid (14), and the lifting clamping table (2) is in threaded connection with the threaded column (15).

5. The lifting type grinding tool clamp as claimed in claim 1, wherein a connecting column (16) is fixed in the middle of the lifting clamping table (2), the boss (8) is in threaded connection with the connecting column (16), and the bottom of the boss (8) is in contact with the top of the lifting clamping table (2).

6. The lifting type grinding tool clamp as claimed in claim 1, wherein a first annular groove (17) is formed in the top of the lifting clamping table (2), a sliding block is slidably arranged in the first annular groove (17), the top surface of the sliding block is flush with the top surface of the lifting clamping table (2), and the clamping seat (3) is connected with the sliding block.

7. The lifting type grinding tool clamp as claimed in claim 6, wherein a wing plate (19) is fixed to a side wall of the clamping seat (3), a fastening bolt (20) is connected to the wing plate (19) in a threaded manner, and the fastening bolt (20) penetrates into the first annular groove (17) and abuts against the fixed base (1).

8. The lifting type grinding tool clamp as claimed in claim 1, wherein a cylinder (21) is horizontally arranged on the clamping seat (3), and a telescopic shaft of the cylinder (21) is connected with one end, far away from the clamping plate (5), of the connecting rod (4).